1、Practical Tool: Battery converter can use 18V lithium battery for Hansch 18V power tools, so as to realize the universal power supply of power tools, avoiding the problem of unavailability due to different battery brands. 2、Simple Operation: The lithium battery converter is simple to operate, simply insert the 18V lithium battery into the converter and then connect the converter to the for Hansch 18V power tool, without additional complicated steps. 3、Increase Efficiency: Battery Converter is compatible with different brands of batteries and power tools, so it can help you complete work tasks more efficiently and increase productivity. 4、Small and Portable: The electrical tool battery adapter is moderate in size and weight, making it easy to carry. Not only can you use power tools indoors, but you can also take them to the outdoor work site to meet your needs. 5、Practical to Use: The 18V lithium battery adapter makes full use of existing equipment, avoiding the need to buy another brand of battery and saving unnecessary costs.